Taxonomy and Anatomy

Principles of Classification
Excellent site on the principles of classification and naming of plants.

Classification of Plants
A short guide to plant classification from the Seed Site.

Reptile Basics: Clinical Anatomy 101
An overview of basic tortoise anatomy.

Tortoise Anatomy
Tortoise Anatomy diagrams drawn for The Complete Textbook of Veterinary Nursing.

The EMYSystem
Database containing of the location of every species of freshwater and land turtles and tortoises.

Plant Names
An interesting article on how plants are named, some of the pitfalls of using common names, and a short guide to pronunciation.